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authorMike Marciniszyn <mike.marciniszyn@intel.com>2018-06-20 09:42:49 -0700
committerJason Gunthorpe <jgg@mellanox.com>2018-06-22 09:12:17 -0600
commit4b0b76bd37fe3de94f368b9fa146792d74207266 (patch)
tree6e59cdf4ec4463aee930b9973818472860221e4b
parentb67bbc5923bf99b4898fd3d4ed2337e8b716b448 (diff)
downloadop-kernel-dev-4b0b76bd37fe3de94f368b9fa146792d74207266.zip
op-kernel-dev-4b0b76bd37fe3de94f368b9fa146792d74207266.tar.gz
IB/hfi1: Rightsize ctxt_eager_bufs fields
Fields in this structure are sized excessively based on hardware limitations and input values. Fix by reducing fields as appropriate and repositioning to close holes in the structure. Reviewed-by: Michael J. Ruhl <michael.j.ruhl@intel.com> Signed-off-by: Mike Marciniszyn <mike.marciniszyn@intel.com> Signed-off-by: Dennis Dalessandro <dennis.dalessandro@intel.com> Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
-rw-r--r--drivers/infiniband/hw/hfi1/hfi.h12
1 files changed, 6 insertions, 6 deletions
diff --git a/drivers/infiniband/hw/hfi1/hfi.h b/drivers/infiniband/hw/hfi1/hfi.h
index 837f49c..552acd7 100644
--- a/drivers/infiniband/hw/hfi1/hfi.h
+++ b/drivers/infiniband/hw/hfi1/hfi.h
@@ -169,12 +169,6 @@ extern const struct pci_error_handlers hfi1_pci_err_handler;
struct hfi1_opcode_stats_perctx;
struct ctxt_eager_bufs {
- ssize_t size; /* total size of eager buffers */
- u32 count; /* size of buffers array */
- u32 numbufs; /* number of buffers allocated */
- u32 alloced; /* number of rcvarray entries used */
- u32 rcvtid_size; /* size of each eager rcv tid */
- u32 threshold; /* head update threshold */
struct eager_buffer {
void *addr;
dma_addr_t dma;
@@ -184,6 +178,12 @@ struct ctxt_eager_bufs {
void *addr;
dma_addr_t dma;
} *rcvtids;
+ u32 size; /* total size of eager buffers */
+ u32 rcvtid_size; /* size of each eager rcv tid */
+ u16 count; /* size of buffers array */
+ u16 numbufs; /* number of buffers allocated */
+ u16 alloced; /* number of rcvarray entries used */
+ u16 threshold; /* head update threshold */
};
struct exp_tid_set {
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